Based on data from 159 vehicles, 11,578 fuel-ups and 3,108,521 miles of driving, the 2003 Subaru Outback gets a combined Avg MPG of 21.81 with a 0.07 MPG margin of error.

Any Engine Type 2.5L H4 GAS (96) 3.0L H6 GAS (30) GAS (1) H4 GAS (16) H6 GAS (14) Any Body Style Sedan (6) Wagon (55) Any Submodel VDC (6) L.L. Bean (10) Limited (14) H6 (14) Base (82) Other (33)

Below you can see a distribution of the fuel-ups with 406 outliers (3.39%) removed.

Following shows the average MPG of each of the 159 vehicles in the system.

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• My Outback

  2003 Subaru Outback L.L. Bean 3.0L H6 GAS Automatic 4 Speed
  Added Jan 2024 • 56 Fuel-ups

  Property of mellysubaru

• 19.9 Avg MPG

• Outback

  2003 Subaru Outback Limited 2.5L H4 GAS Automatic 4 Speed
  Added Feb 2023 • 19 Fuel-ups

  Property of scelly9

• 19.8 Avg MPG

• Mya

  2003 Subaru Outback 2.5L H4 GAS Manual 5 Speed
  Added Jun 2022 • 288 Fuel-ups

  Property of PizzaMyDelivery

• 21.2 Avg MPG

• Subi

  2003 Subaru Outback 2.5L H4 GAS Automatic 4 Speed Wagon
  Added Mar 2017 • 167 Fuel-ups

  Property of JDroid

• 24.0 Avg MPG

• Gold Outback H6

  2003 Subaru Outback H6 3.0L H6 GAS Automatic 4 Speed Wagon
  Added May 2017 • 254 Fuel-ups

  Property of ShadowLab

• 17.0 Avg MPG

• Dad Wagon

  2003 Subaru Outback L.L. Bean 3.0L H6 GAS Automatic 4 Speed Wagon
  Added Nov 2018 • 135 Fuel-ups

  Property of irongun324

• 20.5 Avg MPG

• Powder Hound

  2003 Subaru Outback H6 3.0L H6 GAS Automatic 4 Speed Wagon
  Added Dec 2012 • 342 Fuel-ups

  Property of BWats

• 22.7 Avg MPG

• Subaru

  2003 Subaru Outback VDC 3.0L H6 GAS Automatic 4 Speed Wagon
  Added Jun 2016 • 215 Fuel-ups

  Property of wmax351

• 21.4 Avg MPG

• Dave

  2003 Subaru Outback H6 3.0L H6 GAS Automatic 4 Speed
  Added Nov 2020 • 76 Fuel-ups

  Property of mikebetz13

• 17.7 Avg MPG

• Stink Bug

  2003 Subaru Outback 2.5L H4 GAS Automatic 4 Speed
  Added Mar 2023 • 57 Fuel-ups

  Property of chattowntdi

• 20.4 Avg MPG

• 03 Outback

  2003 Subaru Outback 2.5L H4 GAS Automatic 4 Speed Wagon
  Added Jun 2024 • 13 Fuel-ups

  Property of jacobspaulsen

• 28.6 Avg MPG

• Betty

  2003 Subaru Outback Limited 2.5L H4 GAS Automatic 4 Speed
  Added Jan 2023 • 53 Fuel-ups

  Property of BerenV

• 22.5 Avg MPG

• Vygandas

  2003 Subaru Outback 2,5L H4 GAS Automatic 4 Speed Wagon
  Added Jan 2025 • 492 Fuel-ups

  Property of Vygandux

• 17.6 Avg MPG

• SnowPuppy

  2003 Subaru Outback 2.5L H4 GAS Automatic 4 Speed Wagon
  Added Jan 2020 • 58 Fuel-ups

  Property of smgrummitt

• 23.3 Avg MPG

• My Outback

  2003 Subaru Outback 2.5L H4 GAS Automatic 4 Speed Wagon
  Added Oct 2015 • 256 Fuel-ups

  Property of BeccaBoo

• 23.5 Avg MPG

• My Outback

  2003 Subaru Outback Limited 2.5L H4 GAS Manual 5 Speed
  Added May 2024 • 26 Fuel-ups

  Property of zmcc

• 18.2 Avg MPG

• Outback

  2003 Subaru Outback 2.5L H4 GAS Automatic 4 Speed
  Added May 2019 • 139 Fuel-ups

  Property of jwpdx

• 20.7 Avg MPG

• 03 Sedan

  2003 Subaru Outback H6 3.0L H6 GAS Automatic 4 Speed Sedan
  Added Feb 2018 • 74 Fuel-ups

  Property of kennycoulter

• 27.0 Avg MPG

• Red Outback

  2003 Subaru Outback 2.5L H4 GAS Manual 5 Speed Wagon
  Added Apr 2022 • 102 Fuel-ups

  Property of thevindicatedpoet

• 23.1 Avg MPG

• Subaru Beater

  2003 Subaru Outback 2.5L H4 GAS Manual 5 Speed
  Added Nov 2023 • 15 Fuel-ups

  Property of hp415

• 23.0 Avg MPG

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